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Open data
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Basic information
| Entry | Database: EMDB / ID: EMD-11146 | ||||||||||||||||||||||||
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| Title | SARS CoV-2 Spike protein, Open conformation | ||||||||||||||||||||||||
Map data | |||||||||||||||||||||||||
Sample |
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| Biological species | ![]() | ||||||||||||||||||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 3.55 Å | ||||||||||||||||||||||||
Authors | Toelzer C / Gupta K / Yadav SKN / Burucu U / Schaffitzel C / Berger I | ||||||||||||||||||||||||
| Funding support | United Kingdom, 7 items
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Citation | Journal: Science / Year: 2020Title: Free fatty acid binding pocket in the locked structure of SARS-CoV-2 spike protein. Authors: Christine Toelzer / Kapil Gupta / Sathish K N Yadav / Ufuk Borucu / Andrew D Davidson / Maia Kavanagh Williamson / Deborah K Shoemark / Frederic Garzoni / Oskar Staufer / Rachel Milligan / ...Authors: Christine Toelzer / Kapil Gupta / Sathish K N Yadav / Ufuk Borucu / Andrew D Davidson / Maia Kavanagh Williamson / Deborah K Shoemark / Frederic Garzoni / Oskar Staufer / Rachel Milligan / Julien Capin / Adrian J Mulholland / Joachim Spatz / Daniel Fitzgerald / Imre Berger / Christiane Schaffitzel / ![]() Abstract: Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), represents a global crisis. Key to SARS-CoV-2 therapeutic development is unraveling the ...Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), represents a global crisis. Key to SARS-CoV-2 therapeutic development is unraveling the mechanisms that drive high infectivity, broad tissue tropism, and severe pathology. Our 2.85-angstrom cryo-electron microscopy structure of SARS-CoV-2 spike (S) glycoprotein reveals that the receptor binding domains tightly bind the essential free fatty acid linoleic acid (LA) in three composite binding pockets. A similar pocket also appears to be present in the highly pathogenic severe acute respiratory syndrome coronavirus (SARS-CoV) and Middle East respiratory syndrome coronavirus (MERS-CoV). LA binding stabilizes a locked S conformation, resulting in reduced angiotensin-converting enzyme 2 (ACE2) interaction in vitro In human cells, LA supplementation synergizes with the COVID-19 drug remdesivir, suppressing SARS-CoV-2 replication. Our structure directly links LA and S, setting the stage for intervention strategies that target LA binding by SARS-CoV-2. | ||||||||||||||||||||||||
| History |
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Structure visualization
| Movie |
Movie viewer |
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| Structure viewer | EM map: SurfView Molmil Jmol/JSmol |
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_11146.map.gz | 5.2 MB | EMDB map data format | |
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| Header (meta data) | emd-11146-v30.xml emd-11146.xml | 18.5 KB 18.5 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_11146_fsc.xml | 7.9 KB | Display | FSC data file |
| Images | emd_11146.png | 101.8 KB | ||
| Masks | emd_11146_msk_1.map | 40.6 MB | Mask map | |
| Others | emd_11146_half_map_1.map.gz emd_11146_half_map_2.map.gz | 31.3 MB 31.3 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-11146 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-11146 | HTTPS FTP |
-Validation report
| Summary document | emd_11146_validation.pdf.gz | 459.4 KB | Display | EMDB validaton report |
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| Full document | emd_11146_full_validation.pdf.gz | 458.5 KB | Display | |
| Data in XML | emd_11146_validation.xml.gz | 13.7 KB | Display | |
| Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-11146 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-11146 | HTTPS FTP |
-Related structure data
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Map
| File | Download / File: emd_11146.map.gz / Format: CCP4 / Size: 40.6 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.05 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
CCP4 map header:
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-Supplemental data
-Mask #1
| File | emd_11146_msk_1.map | ||||||||||||
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| Density Histograms |
-Half map: #2
| File | emd_11146_half_map_1.map | ||||||||||||
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| Density Histograms |
-Half map: #1
| File | emd_11146_half_map_2.map | ||||||||||||
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| Density Histograms |
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Sample components
-Entire : SARS CoV-2 Spike protein, Open conformation
| Entire | Name: SARS CoV-2 Spike protein, Open conformation |
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| Components |
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-Supramolecule #1: SARS CoV-2 Spike protein, Open conformation
| Supramolecule | Name: SARS CoV-2 Spike protein, Open conformation / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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| Source (natural) | Organism: ![]() |
| Recombinant expression | Organism: Trichoplusia ni (cabbage looper) |
| Molecular weight | Theoretical: 540 KDa |
-Macromolecule #1: Spike Glycoprotein
| Macromolecule | Name: Spike Glycoprotein / type: protein_or_peptide / ID: 1 / Enantiomer: LEVO |
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| Source (natural) | Organism: ![]() |
| Recombinant expression | Organism: Trichoplusia ni (cabbage looper) |
| Sequence | String: MFVFLVLLPL VSSQCVNLTT RTQLPPAYTN SFTRGVYYPD KVFRSSVLHS TQDLFLPFFS NVTWFHAIHV SGTNGTKRFD NPVLPFNDG VYFASTEKSN IIRGWIFGTT LDSKTQSLLI VNNATNVVIK VCEFQFCNDP FLGVYYHKNN KSWMESEFRV Y SSANNCTF ...String: MFVFLVLLPL VSSQCVNLTT RTQLPPAYTN SFTRGVYYPD KVFRSSVLHS TQDLFLPFFS NVTWFHAIHV SGTNGTKRFD NPVLPFNDG VYFASTEKSN IIRGWIFGTT LDSKTQSLLI VNNATNVVIK VCEFQFCNDP FLGVYYHKNN KSWMESEFRV Y SSANNCTF EYVSQPFLMD LEGKQGNFKN LREFVFKNID GYFKIYSKHT PINLVRDLPQ GFSALEPLVD LPIGINITRF QT LLALHRS YLTPGDSSSG WTAGAAAYYV GYLQPRTFLL KYNENGTITD AVDCALDPLS ETKCTLKSFT VEKGIYQTSN FRV QPTESI VRFPNITNLC PFGEVFNATR FASVYAWNRK RISNCVADYS VLYNSASFST FKCYGVSPTK LNDLCFTNVY ADSF VIRGD EVRQIAPGQT GKIADYNYKL PDDFTGCVIA WNSNNLDSKV GGNYNYLYRL FRKSNLKPFE RDISTEIYQA GSTPC NGVE GFNCYFPLQS YGFQPTNGVG YQPYRVVVLS FELLHAPATV CGPKKSTNLV KNKCVNFNFN GLTGTGVLTE SNKKFL PFQ QFGRDIADTT DAVRDPQTLE ILDITPCSFG GVSVITPGTN TSNQVAVLYQ DVNCTEVPVA IHADQLTPTW RVYSTGS NV FQTRAGCLIG AEHVNNSYEC DIPIGAGICA SYQTQTNSPA SVASQSIIAY TMSLGAENSV AYSNNSIAIP TNFTISVT T EILPVSMTKT SVDCTMYICG DSTECSNLLL QYGSFCTQLN RALTGIAVEQ DKNTQEVFAQ VKQIYKTPPI KDFGGFNFS QILPDPSKPS KRSFIEDLLF NKVTLADAGF IKQYGDCLGD IAARDLICAQ KFNGLTVLPP LLTDEMIAQY TSALLAGTIT SGWTFGAGA ALQIPFAMQM AYRFNGIGVT QNVLYENQKL IANQFNSAIG KIQDSLSSTA SALGKLQDVV NQNAQALNTL V KQLSSNFG AISSVLNDIL SRLDKVEAEV QIDRLITGRL QSLQTYVTQQ LIRAAEIRAS ANLAATKMSE CVLGQSKRVD FC GKGYHLM SFPQSAPHGV VFLHVTYVPA QEKNFTTAPA ICHDGKAHFP REGVFVSNGT HWFVTQRNFY EPQIITTDNT FVS GNCDVV IGIVNNTVYD PLQPELDSFK EELDKYFKNH TSPDVDLGDI SGINASVVNI QKEIDRLNEV AKNLNESLID LQEL GKYEQ YIKWPSGRLV PRGSPGSGYI PEAPRDGQAY VRKDGEWVLL STFLGHHHHH H |
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Concentration | 1.2 mg/mL |
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| Buffer | pH: 7.5 |
| Grid | Model: Quantifoil R1.2/1.3 / Material: COPPER / Mesh: 300 / Pretreatment - Type: GLOW DISCHARGE |
| Vitrification | Cryogen name: ETHANE-PROPANE |
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Electron microscopy
| Microscope | TFS TALOS |
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| Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Detector mode: SUPER-RESOLUTION / Number grids imaged: 1 / Number real images: 3289 / Average exposure time: 11.0 sec. / Average electron dose: 60.5 e/Å2 |
| Electron beam | Acceleration voltage: 200 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | C2 aperture diameter: 50.0 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: -0.002 µm / Nominal defocus min: -0.0008 µm / Nominal magnification: 130000 |
| Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
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About Yorodumi




Authors
United Kingdom, 7 items
Citation

UCSF Chimera











Z (Sec.)
Y (Row.)
X (Col.)













































Trichoplusia ni (cabbage looper)
Processing
